Note 16 - Discontinued Operations (Detail) - Financial Information of Discontinued Operations (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Floor plan interest	$ 12,816	$ 10,364	$ 10,155
Other interest	9,621	12,878	14,523
Revenue	82,150	131,380	100,979
Gain from discontinued operations	2,186	1,516	648
Net gain (loss) on disposal activities	(621)	4,396	(301)
	1,565	5,912	347
Income tax expense	(598)	(2,262)	(215)
Income from discontinued operations, net of income taxes	967	3,650	132
Goodwill and other intangible assets disposed of	169	712
Cash generated from disposal activities	6,618	23,838	941
Floor plan debt paid in connection with disposal activities	6,712	1,784	2,134
Net gain (loss) on disposal activities	(621)	4,396	(301)
Goodwill and Other Intangible Assets [Member]
Net gain (loss) on disposal activities	(169)	3,168
Net gain (loss) on disposal activities	(169)	3,168
Property, Plant and Equipment [Member]
Net gain (loss) on disposal activities	(299)	1,357	(217)
Net gain (loss) on disposal activities	(299)	1,357	(217)
Inventory [Member]
Net gain (loss) on disposal activities	(82)	(88)
Net gain (loss) on disposal activities	(82)	(88)
Other [Member]
Net gain (loss) on disposal activities	(71)	(41)	(84)
Net gain (loss) on disposal activities	(71)	(41)	(84)
Segment, Discontinued Operations [Member]
Floor plan interest	217	520	493
Other interest	69	108	117
Total interest	$ 286	$ 628	$ 610